English dictionary
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English noun: perniciousness | |||
| 1. | perniciousness (attribute) grave harmfulness or deadliness | ||
| Synonyms | toxicity | ||
| Broader (hypernym) | morbidity, morbidness, unwholesomeness | ||
Based on WordNet 3.0 copyright © Princeton University.
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Web design: Orcapia v/Per Bang. English edition: .
2025 onlineordbog.dk